How does word choice affect the coherence of a chronological essay?

In “we wear the mask,” which message is conveyed by dunbar’s repetition of the phrase “we wear the mask”?

What is the best way to improve the conclusion? add a sentence to the ending that summarizes the writer’s topic. add a sentence to the middle that reflects on the writer’s experiences. revise the final sentence to have a different tone. revise the first sentence to state a future goal.

In describing jimmy wells as the truest, most loyal fellow, what tone is conveyed